package pt.isel.lercm.projectmanager.managedController.filterLogin;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import pt.isel.lercm.projectmanager.managedController.LoginBean;

public class LoginFilter implements Filter{

	@Override
	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
        LoginBean loginBean = (LoginBean)((HttpServletRequest)request).getSession().getAttribute("loginBean");
        
        if (loginBean == null || !loginBean.isLoggedIn()) {
        	
        	if (loginBean != null){
        		//loginBean.setLastPath(((HttpServletRequest)request).getRequestURL().toString());
        		loginBean.setLastPath(null);
        	}
        	
        	String contextPath = ((HttpServletRequest)request).getContextPath();
            ((HttpServletResponse)response).sendRedirect(contextPath + "/login/login.xhtml");
        }
         
        chain.doFilter(request, response);

	}

	@Override
	public void init(FilterConfig arg0) throws ServletException {
	
	}
	
	@Override
	public void destroy() {

	}

}
